summaryrefslogtreecommitdiff
path: root/src/mainboard/lenovo/x201
diff options
context:
space:
mode:
authorElyes HAOUAS <ehaouas@noos.fr>2018-11-13 14:23:29 +0100
committerPatrick Georgi <pgeorgi@google.com>2018-11-21 12:12:04 +0000
commit0cca6e24b741c4e46cc85ff04635fe4df05cf949 (patch)
treea55d3db37dcca26407dcb3930bdca7055b32ac95 /src/mainboard/lenovo/x201
parent15209ce39ac510858fea783b9a2dfedee126f502 (diff)
downloadcoreboot-0cca6e24b741c4e46cc85ff04635fe4df05cf949.tar.xz
ACPI: Fix DSDT's revision field
DSDT revision is =1 for ACPI v1 and =2 for greater ACPI version. This will cause the AML interpreter to use 32-bit integers and math if the version is 1, and 64-bit if the version is >=2. Current spec version is 2 for ACPI 6.2-a. Change-Id: I77372882d5c77b7ed52dcdd88028403df6f6fa7f Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr> Reviewed-on: https://review.coreboot.org/c/29626 Reviewed-by: Patrick Rudolph <siro@das-labor.org> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/mainboard/lenovo/x201')
-rw-r--r--src/mainboard/lenovo/x201/dsdt.asl2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mainboard/lenovo/x201/dsdt.asl b/src/mainboard/lenovo/x201/dsdt.asl
index b59c215c53..643c803e49 100644
--- a/src/mainboard/lenovo/x201/dsdt.asl
+++ b/src/mainboard/lenovo/x201/dsdt.asl
@@ -23,7 +23,7 @@
DefinitionBlock(
"dsdt.aml",
"DSDT",
- 0x03, /* DSDT revision: ACPI v3.0 */
+ 0x02, /* DSDT revision: ACPI v2.0 and up */
"COREv4", /* OEM id */
"COREBOOT", /* OEM table id */
0x20130325 /* OEM revision */